43 Pa. Stat. § 165-8
Any prospective bidder or his representative, any representative of any group of employers engaged in the particular type of construction, reconstruction, alteration and demolition or repair work involved, any representative of any craft or classification of workmen or the public body may, within ten days after the publication and issue of the specifications covering the particular contract for public work involved, file with the secretary a verified petition to review the determination of any such rate or rates. Within two days thereafter a copy of such petition shall be filed with the public body authorizing the public work. The petition shall set forth the facts upon which it is based. The secretary shall, upon notice to the petitioner, the public body authorizing the public work and the recognized collective bargaining representatives for the particular crafts and classifications involved, and also to all persons entitled to receive notice pursuant to subsection (a) of section 7 hereof, institute an investigation and hold a public hearing within twenty days after the filing of such petition. Within ten days thereafter, the secretary shall make a determination and transmit it, in writing, to the public body and to the interested parties. Such determination shall be final unless within ten days an appeal is filed with the Appeals Board.
Upon receipt by the public body of the notice of the filing of such petition, the public body awarding the contract or authorizing the public work shall extend the closing date for the submission of bids until five days after the final determination of the general prevailing minimum wage rates pursuant to this section and the publication of such findings.
Upon the filing of any such petition, notice thereof and of the extension of the closing date for submission of bids, shall be given forthwith by the awarding public body in a special bulletin to all interested parties as defined herein, notice shall also be given to the bidders by the awarding body of the final determination of the secretary or Appeals Board which shall also be included in the contract. The determination of the secretary or Appeals Board shall be included in the contract.
43 P.S. § 165-8